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Describe about Object oriented design
Object oriented design is concerned with developing an object oriented model of a software system to implement known requirements. Many OOD methods have been described since late 1980s. The most famous OOD methods include Wasserman, Buhr, Booch, and HOOD developed by the European Space Agency which can give following benefits: maintainability through simplified mapping to problem domain that provides for less analysis effort, less complexity in system design and easier verification by user.
In an E-R diagram an entity set is represent by? In an E-R digram entity set is represted by rectangle.
There are a number of possible solutions to the open ended brief. One of the simple ones is shown here without the PKs and FKs. It is important to think of how a number of tasks
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Define a property that is not a property of transactions? Ans: Concurrency is not a property of transactions
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What is horizontal fragmentation? Horizontal fragmentation divides the relation by assuming every tuple of r to one or more fragments
Determine the Advanced modeling concepts You have to follow some steps for object-oriented design. These steps for OO Design methodology are as follow: 1) Produce objec
While using extract datasets it is required to have a special workarea for interface False. It is not required to have a special workarea for interface
what is attribute is attribute inheritance in dbms?
What is the main advantage of the object model? What are its different components? The object model focuses on the logical data structures. Each object model comprises of many
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